ProductsMetal Clips Products Washers Circlips Metal Clips Spring Pins Nuts Speed Nuts Customized Parts CW200454 Name :Speed Nuts Material :Carbon Steel, Stainless Steel, Other Materials Hardness :HRC 40~50 Size :M4~M12 Description : Specification Back Related Products CW200437 CW200438 CW200445 CW200455 CW200456